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Finding the Fourth Proportional to 73,838.04, 101,896.48 and 40,304.04

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Solution

The fourth proportional to 73,838.04, 101,896.48 and 40,304.04 is: 55,619.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,838.04 : 101,896.48 = 40,304.04 : x
  2. Step 2: Convert to fraction form
    73,838.04/101,896.48 = 40,304.04/x
  3. Step 3: Cross multiply
    73,838.04x = 101,896.48 × 40,304.04
  4. Step 4: Simplify right side
    73,838.04x = 4,106,839,805.78
  5. Step 5: Solve for x
    x = 4,106,839,805.78/73,838.04
  6. Step 6: Final answer
    x = 55,619.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.